[Users] Python script retrieving MACs

[Michael Pasternak]

On 12/06/2012 02:22 AM, Eli Mesika wrote:
> 
> 
> ----- Original Message -----
>> From: "Vincent Van der Kussen" <vincent at vanderkussen.org>
>> To: users at ovirt.org
>> Sent: Wednesday, December 5, 2012 10:39:02 AM
>> Subject: [Users] Python script retrieving MACs
>>
>> Hi,
>>
>> Im currently making a script using the Python SDK to retrieve a list
>> of VM names + their MAC address.
>> I currently came up with this
>>
>>  17 vm = api.vms.list()
>>  18
>>  19
>>  20 for item in vm:
>>  21         hostname = item.get_name()
>>  22         nic = api.vms.get(name=hostname).nics.list()
>>  23         for net in nic:
>>  24                 nicname = net.mac.get_address()
>>  25         print "%s" % hostname
>>  26         print "%s" % nicname
>>
>> I've noticed that retrieving the nic list during the iteration does a
>> logon each time which slows thing down dramatically.
>> Is there a better way to get the NICs from a list of VMs?
> 
> Michael P wrote in another thread :
> 
> ##if you using > 3.1 backend, you should be using persistent authentication in api,
> ##this way you'll have to pass JSESSIONID and login will happen only on first request.
> 
> Michael , please elaborate on that

persistent authentication available since 3.1 api,
if your backend is 3.1 or higher, sdk will use it by default,
otherwise authentication happens peer request.

> 
>>
>> Regards,
>> Vincent
>>
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>> http://lists.ovirt.org/mailman/listinfo/users
>>


-- 

Michael Pasternak
RedHat, ENG-Virtualization R&D